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Lots of subscriptions caused a memory leak [v2.8.4] #5833

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wubumihuo opened this issue Aug 27, 2024 · 1 comment
Open

Lots of subscriptions caused a memory leak [v2.8.4] #5833

wubumihuo opened this issue Aug 27, 2024 · 1 comment
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defect Suspected defect such as a bug or regression

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@wubumihuo
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Observed behavior

we found when a client has lots of subscriptions (more than 100000), could cause nats-broker memory increase suddenly.
And when this client shutdown,subscriptions would decline down; but memory would not decline downpprof_memory

Expected behavior

this client shutdown,subscriptions would decline down; we expected memory also decline down

Server and client version

Version: 2.8.4
Go build: go1.18.8

Host environment

No response

Steps to reproduce

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@wubumihuo wubumihuo added the defect Suspected defect such as a bug or regression label Aug 27, 2024
@neilalexander
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2.8.4 is extremely old, can you please try again with the most recent version?

@wallyqs wallyqs changed the title Lots of subscriptions caused a memory leak Lots of subscriptions caused a memory leak [v2.8.4] Sep 5, 2024
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@neilalexander @wubumihuo